http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e0a5167/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/FullTableBackupClient.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/FullTableBackupClient.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/FullTableBackupClient.html index fbffa2c..4f6f813 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/FullTableBackupClient.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/FullTableBackupClient.html @@ -61,172 +61,175 @@ <span class="sourceLineNo">053</span>public class FullTableBackupClient extends TableBackupClient {<a name="line.53"></a> <span class="sourceLineNo">054</span> private static final Log LOG = LogFactory.getLog(FullTableBackupClient.class);<a name="line.54"></a> <span class="sourceLineNo">055</span><a name="line.55"></a> -<span class="sourceLineNo">056</span> public FullTableBackupClient(final Connection conn, final String backupId, BackupRequest request)<a name="line.56"></a> -<span class="sourceLineNo">057</span> throws IOException {<a name="line.57"></a> -<span class="sourceLineNo">058</span> super(conn, backupId, request);<a name="line.58"></a> -<span class="sourceLineNo">059</span> }<a name="line.59"></a> -<span class="sourceLineNo">060</span><a name="line.60"></a> -<span class="sourceLineNo">061</span> /**<a name="line.61"></a> -<span class="sourceLineNo">062</span> * Do snapshot copy.<a name="line.62"></a> -<span class="sourceLineNo">063</span> * @param backupInfo backup info<a name="line.63"></a> -<span class="sourceLineNo">064</span> * @throws Exception exception<a name="line.64"></a> -<span class="sourceLineNo">065</span> */<a name="line.65"></a> -<span class="sourceLineNo">066</span> private void snapshotCopy(BackupInfo backupInfo) throws Exception {<a name="line.66"></a> -<span class="sourceLineNo">067</span> LOG.info("Snapshot copy is starting.");<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> // set overall backup phase: snapshot_copy<a name="line.69"></a> -<span class="sourceLineNo">070</span> backupInfo.setPhase(BackupPhase.SNAPSHOTCOPY);<a name="line.70"></a> +<span class="sourceLineNo">056</span> public FullTableBackupClient() {<a name="line.56"></a> +<span class="sourceLineNo">057</span> }<a name="line.57"></a> +<span class="sourceLineNo">058</span><a name="line.58"></a> +<span class="sourceLineNo">059</span> public FullTableBackupClient(final Connection conn, final String backupId, BackupRequest request)<a name="line.59"></a> +<span class="sourceLineNo">060</span> throws IOException {<a name="line.60"></a> +<span class="sourceLineNo">061</span> super(conn, backupId, request);<a name="line.61"></a> +<span class="sourceLineNo">062</span> }<a name="line.62"></a> +<span class="sourceLineNo">063</span><a name="line.63"></a> +<span class="sourceLineNo">064</span> /**<a name="line.64"></a> +<span class="sourceLineNo">065</span> * Do snapshot copy.<a name="line.65"></a> +<span class="sourceLineNo">066</span> * @param backupInfo backup info<a name="line.66"></a> +<span class="sourceLineNo">067</span> * @throws Exception exception<a name="line.67"></a> +<span class="sourceLineNo">068</span> */<a name="line.68"></a> +<span class="sourceLineNo">069</span> protected void snapshotCopy(BackupInfo backupInfo) throws Exception {<a name="line.69"></a> +<span class="sourceLineNo">070</span> LOG.info("Snapshot copy is starting.");<a name="line.70"></a> <span class="sourceLineNo">071</span><a name="line.71"></a> -<span class="sourceLineNo">072</span> // call ExportSnapshot to copy files based on hbase snapshot for backup<a name="line.72"></a> -<span class="sourceLineNo">073</span> // ExportSnapshot only support single snapshot export, need loop for multiple tables case<a name="line.73"></a> -<span class="sourceLineNo">074</span> BackupCopyJob copyService = BackupRestoreFactory.getBackupCopyJob(conf);<a name="line.74"></a> -<span class="sourceLineNo">075</span><a name="line.75"></a> -<span class="sourceLineNo">076</span> // number of snapshots matches number of tables<a name="line.76"></a> -<span class="sourceLineNo">077</span> float numOfSnapshots = backupInfo.getSnapshotNames().size();<a name="line.77"></a> +<span class="sourceLineNo">072</span> // set overall backup phase: snapshot_copy<a name="line.72"></a> +<span class="sourceLineNo">073</span> backupInfo.setPhase(BackupPhase.SNAPSHOTCOPY);<a name="line.73"></a> +<span class="sourceLineNo">074</span><a name="line.74"></a> +<span class="sourceLineNo">075</span> // call ExportSnapshot to copy files based on hbase snapshot for backup<a name="line.75"></a> +<span class="sourceLineNo">076</span> // ExportSnapshot only support single snapshot export, need loop for multiple tables case<a name="line.76"></a> +<span class="sourceLineNo">077</span> BackupCopyJob copyService = BackupRestoreFactory.getBackupCopyJob(conf);<a name="line.77"></a> <span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> LOG.debug("There are " + (int) numOfSnapshots + " snapshots to be copied.");<a name="line.79"></a> -<span class="sourceLineNo">080</span><a name="line.80"></a> -<span class="sourceLineNo">081</span> for (TableName table : backupInfo.getTables()) {<a name="line.81"></a> -<span class="sourceLineNo">082</span> // Currently we simply set the sub copy tasks by counting the table snapshot number, we can<a name="line.82"></a> -<span class="sourceLineNo">083</span> // calculate the real files' size for the percentage in the future.<a name="line.83"></a> -<span class="sourceLineNo">084</span> // backupCopier.setSubTaskPercntgInWholeTask(1f / numOfSnapshots);<a name="line.84"></a> -<span class="sourceLineNo">085</span> int res = 0;<a name="line.85"></a> -<span class="sourceLineNo">086</span> String[] args = new String[4];<a name="line.86"></a> -<span class="sourceLineNo">087</span> args[0] = "-snapshot";<a name="line.87"></a> -<span class="sourceLineNo">088</span> args[1] = backupInfo.getSnapshotName(table);<a name="line.88"></a> -<span class="sourceLineNo">089</span> args[2] = "-copy-to";<a name="line.89"></a> -<span class="sourceLineNo">090</span> args[3] = backupInfo.getTableBackupDir(table);<a name="line.90"></a> -<span class="sourceLineNo">091</span><a name="line.91"></a> -<span class="sourceLineNo">092</span> LOG.debug("Copy snapshot " + args[1] + " to " + args[3]);<a name="line.92"></a> -<span class="sourceLineNo">093</span> res = copyService.copy(backupInfo, backupManager, conf, BackupType.FULL, args);<a name="line.93"></a> -<span class="sourceLineNo">094</span> // if one snapshot export failed, do not continue for remained snapshots<a name="line.94"></a> -<span class="sourceLineNo">095</span> if (res != 0) {<a name="line.95"></a> -<span class="sourceLineNo">096</span> LOG.error("Exporting Snapshot " + args[1] + " failed with return code: " + res + ".");<a name="line.96"></a> -<span class="sourceLineNo">097</span><a name="line.97"></a> -<span class="sourceLineNo">098</span> throw new IOException("Failed of exporting snapshot " + args[1] + " to " + args[3]<a name="line.98"></a> -<span class="sourceLineNo">099</span> + " with reason code " + res);<a name="line.99"></a> -<span class="sourceLineNo">100</span> }<a name="line.100"></a> -<span class="sourceLineNo">101</span> LOG.info("Snapshot copy " + args[1] + " finished.");<a name="line.101"></a> -<span class="sourceLineNo">102</span> }<a name="line.102"></a> -<span class="sourceLineNo">103</span> }<a name="line.103"></a> -<span class="sourceLineNo">104</span><a name="line.104"></a> -<span class="sourceLineNo">105</span> /**<a name="line.105"></a> -<span class="sourceLineNo">106</span> * Backup request execution<a name="line.106"></a> -<span class="sourceLineNo">107</span> * @throws IOException<a name="line.107"></a> -<span class="sourceLineNo">108</span> */<a name="line.108"></a> -<span class="sourceLineNo">109</span> @Override<a name="line.109"></a> -<span class="sourceLineNo">110</span> public void execute() throws IOException {<a name="line.110"></a> -<span class="sourceLineNo">111</span><a name="line.111"></a> -<span class="sourceLineNo">112</span> try (Admin admin = conn.getAdmin();) {<a name="line.112"></a> -<span class="sourceLineNo">113</span><a name="line.113"></a> -<span class="sourceLineNo">114</span> // Begin BACKUP<a name="line.114"></a> -<span class="sourceLineNo">115</span> beginBackup(backupManager, backupInfo);<a name="line.115"></a> -<span class="sourceLineNo">116</span> String savedStartCode = null;<a name="line.116"></a> -<span class="sourceLineNo">117</span> boolean firstBackup = false;<a name="line.117"></a> -<span class="sourceLineNo">118</span> // do snapshot for full table backup<a name="line.118"></a> -<span class="sourceLineNo">119</span><a name="line.119"></a> -<span class="sourceLineNo">120</span> savedStartCode = backupManager.readBackupStartCode();<a name="line.120"></a> -<span class="sourceLineNo">121</span> firstBackup = savedStartCode == null || Long.parseLong(savedStartCode) == 0L;<a name="line.121"></a> -<span class="sourceLineNo">122</span> if (firstBackup) {<a name="line.122"></a> -<span class="sourceLineNo">123</span> // This is our first backup. Let's put some marker to system table so that we can hold the logs<a name="line.123"></a> -<span class="sourceLineNo">124</span> // while we do the backup.<a name="line.124"></a> -<span class="sourceLineNo">125</span> backupManager.writeBackupStartCode(0L);<a name="line.125"></a> -<span class="sourceLineNo">126</span> }<a name="line.126"></a> -<span class="sourceLineNo">127</span> // We roll log here before we do the snapshot. It is possible there is duplicate data<a name="line.127"></a> -<span class="sourceLineNo">128</span> // in the log that is already in the snapshot. But if we do it after the snapshot, we<a name="line.128"></a> -<span class="sourceLineNo">129</span> // could have data loss.<a name="line.129"></a> -<span class="sourceLineNo">130</span> // A better approach is to do the roll log on each RS in the same global procedure as<a name="line.130"></a> -<span class="sourceLineNo">131</span> // the snapshot.<a name="line.131"></a> -<span class="sourceLineNo">132</span> LOG.info("Execute roll log procedure for full backup ...");<a name="line.132"></a> -<span class="sourceLineNo">133</span><a name="line.133"></a> -<span class="sourceLineNo">134</span> Map<String, String> props = new HashMap<String, String>();<a name="line.134"></a> -<span class="sourceLineNo">135</span> props.put("backupRoot", backupInfo.getBackupRootDir());<a name="line.135"></a> -<span class="sourceLineNo">136</span> admin.execProcedure(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE,<a name="line.136"></a> -<span class="sourceLineNo">137</span> LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_NAME, props);<a name="line.137"></a> -<span class="sourceLineNo">138</span><a name="line.138"></a> -<span class="sourceLineNo">139</span> newTimestamps = backupManager.readRegionServerLastLogRollResult();<a name="line.139"></a> -<span class="sourceLineNo">140</span> if (firstBackup) {<a name="line.140"></a> -<span class="sourceLineNo">141</span> // Updates registered log files<a name="line.141"></a> -<span class="sourceLineNo">142</span> // We record ALL old WAL files as registered, because<a name="line.142"></a> -<span class="sourceLineNo">143</span> // this is a first full backup in the system and these<a name="line.143"></a> -<span class="sourceLineNo">144</span> // files are not needed for next incremental backup<a name="line.144"></a> -<span class="sourceLineNo">145</span> List<String> logFiles = BackupUtils.getWALFilesOlderThan(conf, newTimestamps);<a name="line.145"></a> -<span class="sourceLineNo">146</span> backupManager.recordWALFiles(logFiles);<a name="line.146"></a> -<span class="sourceLineNo">147</span> }<a name="line.147"></a> -<span class="sourceLineNo">148</span><a name="line.148"></a> -<span class="sourceLineNo">149</span> // SNAPSHOT_TABLES:<a name="line.149"></a> -<span class="sourceLineNo">150</span> backupInfo.setPhase(BackupPhase.SNAPSHOT);<a name="line.150"></a> -<span class="sourceLineNo">151</span> for (TableName tableName : tableList) {<a name="line.151"></a> -<span class="sourceLineNo">152</span> String snapshotName =<a name="line.152"></a> -<span class="sourceLineNo">153</span> "snapshot_" + Long.toString(EnvironmentEdgeManager.currentTime()) + "_"<a name="line.153"></a> -<span class="sourceLineNo">154</span> + tableName.getNamespaceAsString() + "_" + tableName.getQualifierAsString();<a name="line.154"></a> -<span class="sourceLineNo">155</span><a name="line.155"></a> -<span class="sourceLineNo">156</span> snapshotTable(admin, tableName, snapshotName);<a name="line.156"></a> -<span class="sourceLineNo">157</span> backupInfo.setSnapshotName(tableName, snapshotName);<a name="line.157"></a> -<span class="sourceLineNo">158</span> }<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> // SNAPSHOT_COPY:<a name="line.160"></a> -<span class="sourceLineNo">161</span> // do snapshot copy<a name="line.161"></a> -<span class="sourceLineNo">162</span> LOG.debug("snapshot copy for " + backupId);<a name="line.162"></a> -<span class="sourceLineNo">163</span> snapshotCopy(backupInfo);<a name="line.163"></a> -<span class="sourceLineNo">164</span> // Updates incremental backup table set<a name="line.164"></a> -<span class="sourceLineNo">165</span> backupManager.addIncrementalBackupTableSet(backupInfo.getTables());<a name="line.165"></a> -<span class="sourceLineNo">166</span><a name="line.166"></a> -<span class="sourceLineNo">167</span> // BACKUP_COMPLETE:<a name="line.167"></a> -<span class="sourceLineNo">168</span> // set overall backup status: complete. 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backupManager.readLogTimestampMap();<a name="line.176"></a> -<span class="sourceLineNo">177</span><a name="line.177"></a> -<span class="sourceLineNo">178</span> Long newStartCode =<a name="line.178"></a> -<span class="sourceLineNo">179</span> BackupUtils.getMinValue(BackupUtils<a name="line.179"></a> -<span class="sourceLineNo">180</span> .getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.180"></a> -<span class="sourceLineNo">181</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.181"></a> -<span class="sourceLineNo">182</span><a name="line.182"></a> -<span class="sourceLineNo">183</span> // backup complete<a name="line.183"></a> -<span class="sourceLineNo">184</span> completeBackup(conn, backupInfo, backupManager, BackupType.FULL, conf);<a name="line.184"></a> -<span class="sourceLineNo">185</span> } catch (Exception e) {<a name="line.185"></a> -<span class="sourceLineNo">186</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected 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name="line.84"></a> +<span class="sourceLineNo">085</span> // Currently we simply set the sub copy tasks by counting the table snapshot number, we can<a name="line.85"></a> +<span class="sourceLineNo">086</span> // calculate the real files' size for the percentage in the future.<a name="line.86"></a> +<span class="sourceLineNo">087</span> // backupCopier.setSubTaskPercntgInWholeTask(1f / numOfSnapshots);<a name="line.87"></a> +<span class="sourceLineNo">088</span> int res = 0;<a name="line.88"></a> +<span class="sourceLineNo">089</span> String[] args = new String[4];<a name="line.89"></a> +<span class="sourceLineNo">090</span> args[0] = "-snapshot";<a name="line.90"></a> +<span class="sourceLineNo">091</span> args[1] = backupInfo.getSnapshotName(table);<a name="line.91"></a> +<span class="sourceLineNo">092</span> args[2] = "-copy-to";<a name="line.92"></a> +<span class="sourceLineNo">093</span> args[3] = backupInfo.getTableBackupDir(table);<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> LOG.debug("Copy snapshot " + args[1] + " to " + args[3]);<a name="line.95"></a> +<span class="sourceLineNo">096</span> res = copyService.copy(backupInfo, backupManager, conf, BackupType.FULL, args);<a name="line.96"></a> +<span class="sourceLineNo">097</span> // if one snapshot export failed, do not continue for remained snapshots<a name="line.97"></a> +<span class="sourceLineNo">098</span> if (res != 0) {<a name="line.98"></a> +<span class="sourceLineNo">099</span> LOG.error("Exporting Snapshot " + args[1] + " failed with return code: " + res + ".");<a name="line.99"></a> +<span class="sourceLineNo">100</span><a name="line.100"></a> +<span class="sourceLineNo">101</span> throw new IOException("Failed of exporting snapshot " + args[1] + " to " + args[3]<a name="line.101"></a> +<span class="sourceLineNo">102</span> + " with reason code " + res);<a name="line.102"></a> +<span class="sourceLineNo">103</span> }<a name="line.103"></a> +<span class="sourceLineNo">104</span> LOG.info("Snapshot copy " + args[1] + " finished.");<a name="line.104"></a> +<span class="sourceLineNo">105</span> }<a name="line.105"></a> +<span class="sourceLineNo">106</span> }<a name="line.106"></a> +<span class="sourceLineNo">107</span><a name="line.107"></a> +<span class="sourceLineNo">108</span> /**<a name="line.108"></a> +<span class="sourceLineNo">109</span> * Backup request execution<a name="line.109"></a> +<span class="sourceLineNo">110</span> * @throws IOException<a name="line.110"></a> +<span class="sourceLineNo">111</span> */<a name="line.111"></a> +<span class="sourceLineNo">112</span> @Override<a name="line.112"></a> +<span class="sourceLineNo">113</span> public void execute() throws IOException {<a name="line.113"></a> +<span class="sourceLineNo">114</span> try (Admin admin = conn.getAdmin();) {<a name="line.114"></a> +<span class="sourceLineNo">115</span><a name="line.115"></a> +<span class="sourceLineNo">116</span> // Begin BACKUP<a name="line.116"></a> +<span class="sourceLineNo">117</span> beginBackup(backupManager, backupInfo);<a name="line.117"></a> +<span class="sourceLineNo">118</span> String savedStartCode = null;<a name="line.118"></a> +<span class="sourceLineNo">119</span> boolean firstBackup = false;<a name="line.119"></a> +<span class="sourceLineNo">120</span> // do snapshot for full table backup<a name="line.120"></a> +<span class="sourceLineNo">121</span><a name="line.121"></a> +<span class="sourceLineNo">122</span> savedStartCode = backupManager.readBackupStartCode();<a name="line.122"></a> +<span class="sourceLineNo">123</span> firstBackup = savedStartCode == null || Long.parseLong(savedStartCode) == 0L;<a name="line.123"></a> +<span class="sourceLineNo">124</span> if (firstBackup) {<a name="line.124"></a> +<span class="sourceLineNo">125</span> // This is our first backup. 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But if we do it after the snapshot, we<a name="line.130"></a> +<span class="sourceLineNo">131</span> // could have data loss.<a name="line.131"></a> +<span class="sourceLineNo">132</span> // A better approach is to do the roll log on each RS in the same global procedure as<a name="line.132"></a> +<span class="sourceLineNo">133</span> // the snapshot.<a name="line.133"></a> +<span class="sourceLineNo">134</span> LOG.info("Execute roll log procedure for full backup ...");<a name="line.134"></a> +<span class="sourceLineNo">135</span><a name="line.135"></a> +<span class="sourceLineNo">136</span> Map<String, String> props = new HashMap<String, String>();<a name="line.136"></a> +<span class="sourceLineNo">137</span> props.put("backupRoot", backupInfo.getBackupRootDir());<a name="line.137"></a> +<span class="sourceLineNo">138</span> admin.execProcedure(LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_SIGNATURE,<a name="line.138"></a> +<span class="sourceLineNo">139</span> LogRollMasterProcedureManager.ROLLLOG_PROCEDURE_NAME, props);<a name="line.139"></a> +<span class="sourceLineNo">140</span><a name="line.140"></a> +<span class="sourceLineNo">141</span> newTimestamps = backupManager.readRegionServerLastLogRollResult();<a name="line.141"></a> +<span class="sourceLineNo">142</span> if (firstBackup) {<a name="line.142"></a> +<span class="sourceLineNo">143</span> // Updates registered log files<a name="line.143"></a> +<span class="sourceLineNo">144</span> // We record ALL old WAL files as registered, because<a name="line.144"></a> +<span class="sourceLineNo">145</span> // this is a first full backup in the system and these<a name="line.145"></a> +<span class="sourceLineNo">146</span> // files are not needed for next incremental backup<a name="line.146"></a> +<span class="sourceLineNo">147</span> List<String> logFiles = BackupUtils.getWALFilesOlderThan(conf, newTimestamps);<a name="line.147"></a> +<span class="sourceLineNo">148</span> backupManager.recordWALFiles(logFiles);<a name="line.148"></a> +<span class="sourceLineNo">149</span> }<a name="line.149"></a> +<span class="sourceLineNo">150</span><a name="line.150"></a> +<span class="sourceLineNo">151</span> // SNAPSHOT_TABLES:<a name="line.151"></a> +<span class="sourceLineNo">152</span> backupInfo.setPhase(BackupPhase.SNAPSHOT);<a name="line.152"></a> +<span class="sourceLineNo">153</span> for (TableName tableName : tableList) {<a name="line.153"></a> +<span class="sourceLineNo">154</span> String snapshotName =<a name="line.154"></a> +<span class="sourceLineNo">155</span> "snapshot_" + Long.toString(EnvironmentEdgeManager.currentTime()) + "_"<a name="line.155"></a> +<span class="sourceLineNo">156</span> + tableName.getNamespaceAsString() + "_" + tableName.getQualifierAsString();<a name="line.156"></a> +<span class="sourceLineNo">157</span><a name="line.157"></a> +<span class="sourceLineNo">158</span> snapshotTable(admin, tableName, snapshotName);<a name="line.158"></a> +<span class="sourceLineNo">159</span> backupInfo.setSnapshotName(tableName, snapshotName);<a name="line.159"></a> +<span class="sourceLineNo">160</span> }<a name="line.160"></a> +<span class="sourceLineNo">161</span><a name="line.161"></a> +<span class="sourceLineNo">162</span> // SNAPSHOT_COPY:<a name="line.162"></a> +<span class="sourceLineNo">163</span> // do snapshot copy<a name="line.163"></a> +<span class="sourceLineNo">164</span> LOG.debug("snapshot copy for " + backupId);<a name="line.164"></a> +<span class="sourceLineNo">165</span> snapshotCopy(backupInfo);<a name="line.165"></a> +<span class="sourceLineNo">166</span> // Updates incremental backup table set<a name="line.166"></a> +<span class="sourceLineNo">167</span> backupManager.addIncrementalBackupTableSet(backupInfo.getTables());<a name="line.167"></a> +<span class="sourceLineNo">168</span><a name="line.168"></a> +<span class="sourceLineNo">169</span> // BACKUP_COMPLETE:<a name="line.169"></a> +<span class="sourceLineNo">170</span> // set overall backup status: complete. Here we make sure to complete the backup.<a name="line.170"></a> +<span class="sourceLineNo">171</span> // After this checkpoint, even if entering cancel process, will let the backup finished<a name="line.171"></a> +<span class="sourceLineNo">172</span> backupInfo.setState(BackupState.COMPLETE);<a name="line.172"></a> +<span class="sourceLineNo">173</span> // The table list in backupInfo is good for both full backup and incremental backup.<a name="line.173"></a> +<span class="sourceLineNo">174</span> // For incremental backup, it contains the incremental backup table set.<a name="line.174"></a> +<span class="sourceLineNo">175</span> backupManager.writeRegionServerLogTimestamp(backupInfo.getTables(), newTimestamps);<a name="line.175"></a> +<span class="sourceLineNo">176</span><a name="line.176"></a> +<span class="sourceLineNo">177</span> HashMap<TableName, HashMap<String, Long>> newTableSetTimestampMap =<a name="line.177"></a> +<span class="sourceLineNo">178</span> backupManager.readLogTimestampMap();<a name="line.178"></a> +<span class="sourceLineNo">179</span><a name="line.179"></a> +<span class="sourceLineNo">180</span> Long newStartCode =<a name="line.180"></a> +<span class="sourceLineNo">181</span> BackupUtils.getMinValue(BackupUtils<a name="line.181"></a> +<span class="sourceLineNo">182</span> .getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.182"></a> +<span class="sourceLineNo">183</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.183"></a> +<span class="sourceLineNo">184</span><a name="line.184"></a> +<span class="sourceLineNo">185</span> // backup complete<a name="line.185"></a> +<span class="sourceLineNo">186</span> completeBackup(conn, backupInfo, backupManager, BackupType.FULL, conf);<a name="line.186"></a> +<span class="sourceLineNo">187</span> } catch (Exception e) {<a name="line.187"></a> +<span class="sourceLineNo">188</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected BackupException : ",<a name="line.188"></a> +<span class="sourceLineNo">189</span> BackupType.FULL, conf);<a name="line.189"></a> +<span class="sourceLineNo">190</span> throw new IOException(e);<a name="line.190"></a> +<span class="sourceLineNo">191</span> }<a name="line.191"></a> <span class="sourceLineNo">192</span><a name="line.192"></a> -<span class="sourceLineNo">193</span> private void snapshotTable(Admin admin, TableName tableName, String snapshotName)<a name="line.193"></a> -<span class="sourceLineNo">194</span> throws IOException {<a name="line.194"></a> +<span class="sourceLineNo">193</span> }<a name="line.193"></a> +<span class="sourceLineNo">194</span><a name="line.194"></a> <span class="sourceLineNo">195</span><a name="line.195"></a> -<span class="sourceLineNo">196</span> int maxAttempts =<a name="line.196"></a> -<span class="sourceLineNo">197</span> conf.getInt(BACKUP_MAX_ATTEMPTS_KEY, DEFAULT_BACKUP_MAX_ATTEMPTS);<a name="line.197"></a> -<span class="sourceLineNo">198</span> int pause =<a name="line.198"></a> -<span class="sourceLineNo">199</span> conf.getInt(BACKUP_ATTEMPTS_PAUSE_MS_KEY, DEFAULT_BACKUP_ATTEMPTS_PAUSE_MS);<a name="line.199"></a> -<span class="sourceLineNo">200</span> int attempts = 0;<a name="line.200"></a> -<span class="sourceLineNo">201</span><a name="line.201"></a> -<span class="sourceLineNo">202</span> while (attempts++ < maxAttempts) {<a name="line.202"></a> -<span class="sourceLineNo">203</span> try {<a name="line.203"></a> -<span class="sourceLineNo">204</span> admin.snapshot(snapshotName, tableName);<a name="line.204"></a> -<span class="sourceLineNo">205</span> return;<a name="line.205"></a> -<span class="sourceLineNo">206</span> } catch (IOException ee) {<a name="line.206"></a> -<span class="sourceLineNo">207</span> LOG.warn("Snapshot attempt " + attempts + " failed for table " + tableName<a name="line.207"></a> -<span class="sourceLineNo">208</span> + ", sleeping for " + pause + "ms", ee);<a name="line.208"></a> -<span class="sourceLineNo">209</span> if (attempts < maxAttempts) {<a name="line.209"></a> -<span class="sourceLineNo">210</span> try {<a name="line.210"></a> -<span class="sourceLineNo">211</span> Thread.sleep(pause);<a name="line.211"></a> -<span class="sourceLineNo">212</span> } catch (InterruptedException e) {<a name="line.212"></a> -<span class="sourceLineNo">213</span> Thread.currentThread().interrupt();<a name="line.213"></a> -<span class="sourceLineNo">214</span> break;<a name="line.214"></a> -<span class="sourceLineNo">215</span> }<a name="line.215"></a> -<span class="sourceLineNo">216</span> }<a name="line.216"></a> -<span class="sourceLineNo">217</span> }<a name="line.217"></a> -<span class="sourceLineNo">218</span> }<a name="line.218"></a> -<span class="sourceLineNo">219</span> throw new IOException("Failed to snapshot table "+ tableName);<a name="line.219"></a> -<span class="sourceLineNo">220</span> }<a name="line.220"></a> -<span class="sourceLineNo">221</span>}<a name="line.221"></a> +<span class="sourceLineNo">196</span> protected void snapshotTable(Admin admin, TableName tableName, String snapshotName)<a name="line.196"></a> +<span class="sourceLineNo">197</span> throws IOException {<a name="line.197"></a> +<span class="sourceLineNo">198</span><a name="line.198"></a> +<span class="sourceLineNo">199</span> int maxAttempts =<a name="line.199"></a> +<span class="sourceLineNo">200</span> conf.getInt(BACKUP_MAX_ATTEMPTS_KEY, DEFAULT_BACKUP_MAX_ATTEMPTS);<a name="line.200"></a> +<span class="sourceLineNo">201</span> int pause =<a name="line.201"></a> +<span class="sourceLineNo">202</span> conf.getInt(BACKUP_ATTEMPTS_PAUSE_MS_KEY, DEFAULT_BACKUP_ATTEMPTS_PAUSE_MS);<a name="line.202"></a> +<span class="sourceLineNo">203</span> int attempts = 0;<a name="line.203"></a> +<span class="sourceLineNo">204</span><a name="line.204"></a> +<span class="sourceLineNo">205</span> while (attempts++ < maxAttempts) {<a name="line.205"></a> +<span class="sourceLineNo">206</span> try {<a name="line.206"></a> +<span class="sourceLineNo">207</span> admin.snapshot(snapshotName, tableName);<a name="line.207"></a> +<span class="sourceLineNo">208</span> return;<a name="line.208"></a> +<span class="sourceLineNo">209</span> } catch (IOException ee) {<a name="line.209"></a> +<span class="sourceLineNo">210</span> LOG.warn("Snapshot attempt " + attempts + " failed for table " + tableName<a name="line.210"></a> +<span class="sourceLineNo">211</span> + ", sleeping for " + pause + "ms", ee);<a name="line.211"></a> +<span class="sourceLineNo">212</span> if (attempts < maxAttempts) {<a name="line.212"></a> +<span class="sourceLineNo">213</span> try {<a name="line.213"></a> +<span class="sourceLineNo">214</span> Thread.sleep(pause);<a name="line.214"></a> +<span class="sourceLineNo">215</span> } catch (InterruptedException e) {<a name="line.215"></a> +<span class="sourceLineNo">216</span> Thread.currentThread().interrupt();<a name="line.216"></a> +<span class="sourceLineNo">217</span> break;<a name="line.217"></a> +<span class="sourceLineNo">218</span> }<a name="line.218"></a> +<span class="sourceLineNo">219</span> }<a name="line.219"></a> +<span class="sourceLineNo">220</span> }<a name="line.220"></a> +<span class="sourceLineNo">221</span> }<a name="line.221"></a> +<span class="sourceLineNo">222</span> throw new IOException("Failed to snapshot table "+ tableName);<a name="line.222"></a> +<span class="sourceLineNo">223</span> }<a name="line.223"></a> +<span class="sourceLineNo">224</span>}<a name="line.224"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/8e0a5167/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalTableBackupClient.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalTableBackupClient.html b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalTableBackupClient.html index 70b6083..6632852 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalTableBackupClient.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/backup/impl/IncrementalTableBackupClient.html @@ -77,7 +77,7 @@ <span class="sourceLineNo">069</span> super(conn, backupId, request);<a name="line.69"></a> <span class="sourceLineNo">070</span> }<a name="line.70"></a> <span class="sourceLineNo">071</span><a name="line.71"></a> -<span class="sourceLineNo">072</span> private List<String> filterMissingFiles(List<String> incrBackupFileList) throws IOException {<a name="line.72"></a> +<span class="sourceLineNo">072</span> protected List<String> filterMissingFiles(List<String> incrBackupFileList) throws IOException {<a name="line.72"></a> <span class="sourceLineNo">073</span> FileSystem fs = FileSystem.get(conf);<a name="line.73"></a> <span class="sourceLineNo">074</span> List<String> list = new ArrayList<String>();<a name="line.74"></a> <span class="sourceLineNo">075</span> for (String file : incrBackupFileList) {<a name="line.75"></a> @@ -96,11 +96,11 @@ <span class="sourceLineNo">088</span> * @param p path<a name="line.88"></a> <span class="sourceLineNo">089</span> * @return true, if yes<a name="line.89"></a> <span class="sourceLineNo">090</span> */<a name="line.90"></a> -<span class="sourceLineNo">091</span> private boolean isActiveWalPath(Path p) {<a name="line.91"></a> +<span class="sourceLineNo">091</span> protected boolean isActiveWalPath(Path p) {<a name="line.91"></a> <span class="sourceLineNo">092</span> return !AbstractFSWALProvider.isArchivedLogFile(p);<a name="line.92"></a> <span class="sourceLineNo">093</span> }<a name="line.93"></a> <span class="sourceLineNo">094</span><a name="line.94"></a> -<span class="sourceLineNo">095</span> static int getIndex(TableName tbl, List<TableName> sTableList) {<a name="line.95"></a> +<span class="sourceLineNo">095</span> protected static int getIndex(TableName tbl, List<TableName> sTableList) {<a name="line.95"></a> <span class="sourceLineNo">096</span> if (sTableList == null) return 0;<a name="line.96"></a> <span class="sourceLineNo">097</span> for (int i = 0; i < sTableList.size(); i++) {<a name="line.97"></a> <span class="sourceLineNo">098</span> if (tbl.equals(sTableList.get(i))) {<a name="line.98"></a> @@ -116,7 +116,7 @@ <span class="sourceLineNo">108</span> * @param sTableList list of tables to be backed up<a name="line.108"></a> <span class="sourceLineNo">109</span> * @return map of table to List of files<a name="line.109"></a> <span class="sourceLineNo">110</span> */<a name="line.110"></a> -<span class="sourceLineNo">111</span> Map<byte[], List<Path>>[] handleBulkLoad(List<TableName> sTableList) throws IOException {<a name="line.111"></a> +<span class="sourceLineNo">111</span> protected Map<byte[], List<Path>>[] handleBulkLoad(List<TableName> sTableList) throws IOException {<a name="line.111"></a> <span class="sourceLineNo">112</span> Map<byte[], List<Path>>[] mapForSrc = new Map[sTableList.size()];<a name="line.112"></a> <span class="sourceLineNo">113</span> Pair<Map<TableName, Map<String, Map<String, List<Pair<String, Boolean>>>>>, List<byte[]>> pair =<a name="line.113"></a> <span class="sourceLineNo">114</span> backupManager.readBulkloadRows(sTableList);<a name="line.114"></a> @@ -215,172 +215,173 @@ <span class="sourceLineNo">207</span> @Override<a name="line.207"></a> <span class="sourceLineNo">208</span> public void execute() throws IOException {<a name="line.208"></a> <span class="sourceLineNo">209</span><a name="line.209"></a> -<span class="sourceLineNo">210</span> // case PREPARE_INCREMENTAL:<a name="line.210"></a> -<span class="sourceLineNo">211</span> beginBackup(backupManager, backupInfo);<a name="line.211"></a> -<span class="sourceLineNo">212</span> backupInfo.setPhase(BackupPhase.PREPARE_INCREMENTAL);<a name="line.212"></a> -<span class="sourceLineNo">213</span> LOG.debug("For incremental backup, current table set is "<a name="line.213"></a> -<span class="sourceLineNo">214</span> + backupManager.getIncrementalBackupTableSet());<a name="line.214"></a> -<span class="sourceLineNo">215</span> try {<a name="line.215"></a> +<span class="sourceLineNo">210</span> try {<a name="line.210"></a> +<span class="sourceLineNo">211</span> // case PREPARE_INCREMENTAL:<a name="line.211"></a> +<span class="sourceLineNo">212</span> beginBackup(backupManager, backupInfo);<a name="line.212"></a> +<span class="sourceLineNo">213</span> backupInfo.setPhase(BackupPhase.PREPARE_INCREMENTAL);<a name="line.213"></a> +<span class="sourceLineNo">214</span> LOG.debug("For incremental backup, current table set is "<a name="line.214"></a> +<span class="sourceLineNo">215</span> + backupManager.getIncrementalBackupTableSet());<a name="line.215"></a> <span class="sourceLineNo">216</span> newTimestamps =<a name="line.216"></a> <span class="sourceLineNo">217</span> ((IncrementalBackupManager) backupManager).getIncrBackupLogFileMap();<a name="line.217"></a> <span class="sourceLineNo">218</span> } catch (Exception e) {<a name="line.218"></a> <span class="sourceLineNo">219</span> // fail the overall backup and return<a name="line.219"></a> <span class="sourceLineNo">220</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected Exception : ",<a name="line.220"></a> <span class="sourceLineNo">221</span> BackupType.INCREMENTAL, conf);<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> 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Here we make sure to complete the backup.<a name="line.240"></a> -<span class="sourceLineNo">241</span> // After this checkpoint, even if entering cancel process, will let the backup finished<a name="line.241"></a> -<span class="sourceLineNo">242</span> try {<a name="line.242"></a> -<span class="sourceLineNo">243</span> backupInfo.setState(BackupState.COMPLETE);<a name="line.243"></a> -<span class="sourceLineNo">244</span> // Set the previousTimestampMap which is before this current log roll to the manifest.<a name="line.244"></a> -<span class="sourceLineNo">245</span> HashMap<TableName, HashMap<String, Long>> previousTimestampMap =<a name="line.245"></a> -<span class="sourceLineNo">246</span> backupManager.readLogTimestampMap();<a name="line.246"></a> -<span class="sourceLineNo">247</span> backupInfo.setIncrTimestampMap(previousTimestampMap);<a name="line.247"></a> -<span class="sourceLineNo">248</span><a name="line.248"></a> -<span class="sourceLineNo">249</span> // The table list in backupInfo is good for both full backup and incremental backup.<a name="line.249"></a> -<span class="sourceLineNo">250</span> // For incremental backup, it contains the incremental backup table set.<a name="line.250"></a> -<span class="sourceLineNo">251</span> backupManager.writeRegionServerLogTimestamp(backupInfo.getTables(), newTimestamps);<a name="line.251"></a> -<span class="sourceLineNo">252</span><a name="line.252"></a> -<span class="sourceLineNo">253</span> HashMap<TableName, HashMap<String, Long>> newTableSetTimestampMap =<a name="line.253"></a> -<span class="sourceLineNo">254</span> backupManager.readLogTimestampMap();<a name="line.254"></a> -<span class="sourceLineNo">255</span><a name="line.255"></a> -<span class="sourceLineNo">256</span> Long newStartCode =<a name="line.256"></a> -<span class="sourceLineNo">257</span> BackupUtils.getMinValue(BackupUtils.getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.257"></a> -<span class="sourceLineNo">258</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.258"></a> -<span class="sourceLineNo">259</span><a name="line.259"></a> -<span class="sourceLineNo">260</span> handleBulkLoad(backupInfo.getTableNames());<a name="line.260"></a> -<span class="sourceLineNo">261</span> // backup complete<a name="line.261"></a> -<span class="sourceLineNo">262</span> completeBackup(conn, backupInfo, backupManager, BackupType.INCREMENTAL, conf);<a name="line.262"></a> -<span class="sourceLineNo">263</span><a name="line.263"></a> -<span class="sourceLineNo">264</span> } catch (IOException e) {<a name="line.264"></a> -<span class="sourceLineNo">265</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected Exception : ",<a name="line.265"></a> -<span class="sourceLineNo">266</span> BackupType.INCREMENTAL, conf);<a name="line.266"></a> -<span class="sourceLineNo">267</span> }<a name="line.267"></a> -<span class="sourceLineNo">268</span> }<a name="line.268"></a> -<span class="sourceLineNo">269</span><a name="line.269"></a> -<span class="sourceLineNo">270</span> private void incrementalCopyHFiles(BackupInfo backupInfo) throws Exception {<a name="line.270"></a> -<span class="sourceLineNo">271</span><a name="line.271"></a> -<span class="sourceLineNo">272</span> try {<a name="line.272"></a> -<span class="sourceLineNo">273</span> LOG.debug("Incremental copy HFiles is starting.");<a name="line.273"></a> -<span class="sourceLineNo">274</span> // set overall backup phase: incremental_copy<a name="line.274"></a> -<span class="sourceLineNo">275</span> backupInfo.setPhase(BackupPhase.INCREMENTAL_COPY);<a name="line.275"></a> -<span class="sourceLineNo">276</span> // get incremental backup file list and prepare parms for DistCp<a name="line.276"></a> -<span class="sourceLineNo">277</span> List<String> incrBackupFileList = new ArrayList<String>();<a name="line.277"></a> -<span class="sourceLineNo">278</span> // Add Bulk output<a name="line.278"></a> -<span class="sourceLineNo">279</span> incrBackupFileList.add(getBulkOutputDir().toString());<a name="line.279"></a> -<span class="sourceLineNo">280</span> String[] strArr = incrBackupFileList.toArray(new String[incrBackupFileList.size() + 1]);<a name="line.280"></a> -<span class="sourceLineNo">281</span> strArr[strArr.length - 1] = backupInfo.getBackupRootDir();<a name="line.281"></a> -<span class="sourceLineNo">282</span> BackupCopyJob copyService = BackupRestoreFactory.getBackupCopyJob(conf);<a name="line.282"></a> -<span class="sourceLineNo">283</span> int res = copyService.copy(backupInfo, backupManager, conf, BackupType.INCREMENTAL, strArr);<a name="line.283"></a> -<span class="sourceLineNo">284</span> if (res != 0) {<a name="line.284"></a> -<span class="sourceLineNo">285</span> LOG.error("Copy incremental HFile files failed with return code: " + res + ".");<a name="line.285"></a> -<span class="sourceLineNo">286</span> throw new IOException("Failed copy from " + StringUtils.join(incrBackupFileList, ',')<a name="line.286"></a> -<span class="sourceLineNo">287</span> + " to " + backupInfo.getHLogTargetDir());<a name="line.287"></a> -<span class="sourceLineNo">288</span> }<a name="line.288"></a> -<span class="sourceLineNo">289</span> LOG.debug("Incremental copy HFiles from " + StringUtils.join(incrBackupFileList, ',')<a name="line.289"></a> -<span class="sourceLineNo">290</span> + " to " + backupInfo.getBackupRootDir() + " finished.");<a name="line.290"></a> -<span class="sourceLineNo">291</span> } finally {<a name="line.291"></a> -<span class="sourceLineNo">292</span> deleteBulkLoadDirectory();<a name="line.292"></a> -<span class="sourceLineNo">293</span> }<a name="line.293"></a> -<span class="sourceLineNo">294</span> }<a name="line.294"></a> -<span class="sourceLineNo">295</span><a name="line.295"></a> -<span class="sourceLineNo">296</span> private void deleteBulkLoadDirectory() throws IOException {<a name="line.296"></a> -<span class="sourceLineNo">297</span> // delete original bulk load directory on method exit<a name="line.297"></a> -<span class="sourceLineNo">298</span> Path path = getBulkOutputDir();<a name="line.298"></a> -<span class="sourceLineNo">299</span> FileSystem fs = FileSystem.get(conf);<a name="line.299"></a> -<span class="sourceLineNo">300</span> boolean result = fs.delete(path, true);<a name="line.300"></a> -<span class="sourceLineNo">301</span> if (!result) {<a name="line.301"></a> -<span class="sourceLineNo">302</span> LOG.warn("Could not delete " + path);<a name="line.302"></a> -<span class="sourceLineNo">303</span> }<a name="line.303"></a> -<span class="sourceLineNo">304</span><a name="line.304"></a> -<span class="sourceLineNo">305</span> }<a name="line.305"></a> -<span class="sourceLineNo">306</span><a name="line.306"></a> -<span class="sourceLineNo">307</span> private void convertWALsToHFiles(BackupInfo backupInfo) throws IOException {<a name="line.307"></a> -<span class="sourceLineNo">308</span> // get incremental backup file list and prepare parameters for DistCp<a name="line.308"></a> -<span class="sourceLineNo">309</span> List<String> incrBackupFileList = backupInfo.getIncrBackupFileList();<a name="line.309"></a> -<span class="sourceLineNo">310</span> // Get list of tables in incremental backup set<a name="line.310"></a> -<span class="sourceLineNo">311</span> Set<TableName> tableSet = backupManager.getIncrementalBackupTableSet();<a name="line.311"></a> -<span class="sourceLineNo">312</span> // filter missing files out (they have been copied by previous backups)<a name="line.312"></a> -<span class="sourceLineNo">313</span> incrBackupFileList = filterMissingFiles(incrBackupFileList);<a name="line.313"></a> -<span class="sourceLineNo">314</span> for (TableName table : tableSet) {<a name="line.314"></a> -<span class="sourceLineNo">315</span> // Check if table exists<a name="line.315"></a> -<span class="sourceLineNo">316</span> if (tableExists(table, conn)) {<a name="line.316"></a> -<span class="sourceLineNo">317</span> walToHFiles(incrBackupFileList, table);<a name="line.317"></a> -<span class="sourceLineNo">318</span> } else {<a name="line.318"></a> -<span class="sourceLineNo">319</span> LOG.warn("Table " + table + " does not exists. Skipping in WAL converter");<a name="line.319"></a> -<span class="sourceLineNo">320</span> }<a name="line.320"></a> -<span class="sourceLineNo">321</span> }<a name="line.321"></a> -<span class="sourceLineNo">322</span> }<a name="line.322"></a> -<span class="sourceLineNo">323</span><a name="line.323"></a> +<span class="sourceLineNo">222</span> return;<a name="line.222"></a> +<span class="sourceLineNo">223</span> }<a name="line.223"></a> +<span class="sourceLineNo">224</span><a name="line.224"></a> +<span class="sourceLineNo">225</span> // case INCREMENTAL_COPY:<a name="line.225"></a> +<span class="sourceLineNo">226</span> try {<a name="line.226"></a> +<span class="sourceLineNo">227</span> // copy out the table and region info files for each table<a name="line.227"></a> +<span class="sourceLineNo">228</span> BackupUtils.copyTableRegionInfo(conn, backupInfo, conf);<a name="line.228"></a> +<span class="sourceLineNo">229</span> // convert WAL to HFiles and copy them to .tmp under BACKUP_ROOT<a name="line.229"></a> +<span class="sourceLineNo">230</span> convertWALsToHFiles(backupInfo);<a name="line.230"></a> +<span class="sourceLineNo">231</span> incrementalCopyHFiles(backupInfo);<a name="line.231"></a> +<span class="sourceLineNo">232</span> // Save list of WAL files copied<a name="line.232"></a> +<span class="sourceLineNo">233</span> backupManager.recordWALFiles(backupInfo.getIncrBackupFileList());<a name="line.233"></a> +<span class="sourceLineNo">234</span> } catch (Exception e) {<a name="line.234"></a> +<span class="sourceLineNo">235</span> String msg = "Unexpected exception in incremental-backup: incremental copy " + backupId;<a name="line.235"></a> +<span class="sourceLineNo">236</span> // fail the overall backup and return<a name="line.236"></a> +<span class="sourceLineNo">237</span> failBackup(conn, backupInfo, backupManager, e, msg, BackupType.INCREMENTAL, conf);<a name="line.237"></a> +<span class="sourceLineNo">238</span> return;<a name="line.238"></a> +<span class="sourceLineNo">239</span> }<a name="line.239"></a> +<span class="sourceLineNo">240</span> // case INCR_BACKUP_COMPLETE:<a name="line.240"></a> +<span class="sourceLineNo">241</span> // set overall backup status: complete. Here we make sure to complete the backup.<a name="line.241"></a> +<span class="sourceLineNo">242</span> // After this checkpoint, even if entering cancel process, will let the backup finished<a name="line.242"></a> +<span class="sourceLineNo">243</span> try {<a name="line.243"></a> +<span class="sourceLineNo">244</span> backupInfo.setState(BackupState.COMPLETE);<a name="line.244"></a> +<span class="sourceLineNo">245</span> // Set the previousTimestampMap which is before this current log roll to the manifest.<a name="line.245"></a> +<span class="sourceLineNo">246</span> HashMap<TableName, HashMap<String, Long>> previousTimestampMap =<a name="line.246"></a> +<span class="sourceLineNo">247</span> backupManager.readLogTimestampMap();<a name="line.247"></a> +<span class="sourceLineNo">248</span> backupInfo.setIncrTimestampMap(previousTimestampMap);<a name="line.248"></a> +<span class="sourceLineNo">249</span><a name="line.249"></a> +<span class="sourceLineNo">250</span> // The table list in backupInfo is good for both full backup and incremental backup.<a name="line.250"></a> +<span class="sourceLineNo">251</span> // For incremental backup, it contains the incremental backup table set.<a name="line.251"></a> +<span class="sourceLineNo">252</span> backupManager.writeRegionServerLogTimestamp(backupInfo.getTables(), newTimestamps);<a name="line.252"></a> +<span class="sourceLineNo">253</span><a name="line.253"></a> +<span class="sourceLineNo">254</span> HashMap<TableName, HashMap<String, Long>> newTableSetTimestampMap =<a name="line.254"></a> +<span class="sourceLineNo">255</span> backupManager.readLogTimestampMap();<a name="line.255"></a> +<span class="sourceLineNo">256</span><a name="line.256"></a> +<span class="sourceLineNo">257</span> Long newStartCode =<a name="line.257"></a> +<span class="sourceLineNo">258</span> BackupUtils.getMinValue(BackupUtils.getRSLogTimestampMins(newTableSetTimestampMap));<a name="line.258"></a> +<span class="sourceLineNo">259</span> backupManager.writeBackupStartCode(newStartCode);<a name="line.259"></a> +<span class="sourceLineNo">260</span><a name="line.260"></a> +<span class="sourceLineNo">261</span> handleBulkLoad(backupInfo.getTableNames());<a name="line.261"></a> +<span class="sourceLineNo">262</span> // backup complete<a name="line.262"></a> +<span class="sourceLineNo">263</span> completeBackup(conn, backupInfo, backupManager, BackupType.INCREMENTAL, conf);<a name="line.263"></a> +<span class="sourceLineNo">264</span><a name="line.264"></a> +<span class="sourceLineNo">265</span> } catch (IOException e) {<a name="line.265"></a> +<span class="sourceLineNo">266</span> failBackup(conn, backupInfo, backupManager, e, "Unexpected Exception : ",<a name="line.266"></a> +<span class="sourceLineNo">267</span> BackupType.INCREMENTAL, conf);<a name="line.267"></a> +<span class="sourceLineNo">268</span> }<a name="line.268"></a> +<span class="sourceLineNo">269</span> }<a name="line.269"></a> +<span class="sourceLineNo">270</span><a name="line.270"></a> +<span class="sourceLineNo">271</span> protected void incrementalCopyHFiles(BackupInfo backupInfo) throws Exception {<a name="line.271"></a> +<span class="sourceLineNo">272</span><a name="line.272"></a> +<span class="sourceLineNo">273</span> try {<a name="line.273"></a> +<span class="sourceLineNo">274</span> LOG.debug("Incremental copy HFiles is starting.");<a name="line.274"></a> +<span class="sourceLineNo">275</span> // set overall backup phase: incremental_copy<a name="line.275"></a> +<span class="sourceLineNo">276</span> backupInfo.setPhase(BackupPhase.INCREMENTAL_COPY);<a name="line.276"></a> +<span class="sourceLineNo">277</span> // get incremental backup file list and prepare parms for DistCp<a name="line.277"></a> +<span class="sourceLineNo">278</span> List<String> incrBackupFileList = new ArrayList<String>();<a name="line.278"></a> +<span class="sourceLineNo">279</span> // Add Bulk output<a name="line.279"></a> +<span class="sourceLineNo">280</span> incrBackupFileList.add(getBulkOutputDir().toString());<a name="line.280"></a> +<span class="sourceLineNo">281</span> String[] strArr = incrBackupFileList.toArray(new String[incrBackupFileList.size() + 1]);<a name="line.281"></a> +<span class="sourceLineNo">282</span> strArr[strArr.length - 1] = backupInfo.getBackupRootDir();<a name="line.282"></a> +<span class="sourceLineNo">283</span> BackupCopyJob copyService = BackupRestoreFactory.getBackupCopyJob(conf);<a name="line.283"></a> +<span class="sourceLineNo">284</span> int res = copyService.copy(backupInfo, backupManager, conf, BackupType.INCREMENTAL, strArr);<a name="line.284"></a> +<span class="sourceLineNo">285</span> if (res != 0) {<a name="line.285"></a> +<span class="sourceLineNo">286</span> LOG.error("Copy incremental HFile files failed with return code: " + res + ".");<a name="line.286"></a> +<span class="sourceLineNo">287</span> throw new IOException("Failed copy from " + StringUtils.join(incrBackupFileList, ',')<a name="line.287"></a> +<span class="sourceLineNo">288</span> + " to " + backupInfo.getHLogTargetDir());<a name="line.288"></a> +<span class="sourceLineNo">289</span> }<a name="line.289"></a> +<span class="sourceLineNo">290</span> LOG.debug("Incremental copy HFiles from " + StringUtils.join(incrBackupFileList, ',')<a name="line.290"></a> +<span class="sourceLineNo">291</span> + " to " + backupInfo.getBackupRootDir() + " finished.");<a name="line.291"></a> +<span class="sourceLineNo">292</span> } finally {<a name="line.292"></a> +<span class="sourceLineNo">293</span> deleteBulkLoadDirectory();<a name="line.293"></a> +<span class="sourceLineNo">294</span> }<a name="line.294"></a> +<span class="sourceLineNo">295</span> }<a name="line.295"></a> +<span class="sourceLineNo">296</span><a name="line.296"></a> +<span class="sourceLineNo">297</span> protected void deleteBulkLoadDirectory() throws IOException {<a name="line.297"></a> +<span class="sourceLineNo">298</span> // delete original bulk load directory on method exit<a name="line.298"></a> +<span class="sourceLineNo">299</span> Path path = getBulkOutputDir();<a name="line.299"></a> +<span class="sourceLineNo">300</span> FileSystem fs = FileSystem.get(conf);<a name="line.300"></a> +<span class="sourceLineNo">301</span> boolean result = fs.delete(path, true);<a name="line.301"></a> +<span class="sourceLineNo">302</span> if (!result) {<a name="line.302"></a> +<span class="sourceLineNo">303</span> LOG.warn("Could not delete " + path);<a name="line.303"></a> +<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> }<a name="line.306"></a> +<span class="sourceLineNo">307</span><a name="line.307"></a> +<span class="sourceLineNo">308</span> protected void convertWALsToHFiles(BackupInfo backupInfo) throws IOException {<a name="line.308"></a> +<span class="sourceLineNo">309</span> // get incremental backup file list and prepare parameters for DistCp<a name="line.309"></a> +<span class="sourceLineNo">310</span> List<String> incrBackupFileList = backupInfo.getIncrBackupFileList();<a name="line.310"></a> +<span class="sourceLineNo">311</span> // Get list of tables in incremental backup set<a name="line.311"></a> +<span class="sourceLineNo">312</span> Set<TableName> tableSet = backupManager.getIncrementalBackupTableSet();<a name="line.312"></a> +<span class="sourceLineNo">313</span> // filter missing files out (they have been copied by previous backups)<a name="line.313"></a> +<span class="sourceLineNo">314</span> incrBackupFileList = filterMissingFiles(incrBackupFileList);<a name="line.314"></a> +<span class="sourceLineNo">315</span> for (TableName table : tableSet) {<a name="line.315"></a> +<span class="sourceLineNo">316</span> // Check if table exists<a name="line.316"></a> +<span class="sourceLineNo">317</span> if (tableExists(table, conn)) {<a name="line.317"></a> +<span class="sourceLineNo">318</span> walToHFiles(incrBackupFileList, table);<a name="line.318"></a> +<span class="sourceLineNo">319</span> } else {<a name="line.319"></a> +<span class="sourceLineNo">320</span> LOG.warn("Table " + table + " does not exists. Skipping in WAL converter");<a name="line.320"></a> +<span class="sourceLineNo">321</span> }<a name="line.321"></a> +<span class="sourceLineNo">322</span> }<a name="line.322"></a> +<span class="sourceLineNo">323</span> }<a name="line.323"></a> <span class="sourceLineNo">324</span><a name="line.324"></a> -<span class="sourceLineNo">325</span> private boolean tableExists(TableName table, Connection conn) throws IOException {<a name="line.325"></a> -<span class="sourceLineNo">326</span> try (Admin admin = conn.getAdmin();) {<a name="line.326"></a> -<span class="sourceLineNo">327</span> return admin.tableExists(table);<a name="line.327"></a> -<span class="sourceLineNo">328</span> }<a name="line.328"></a> -<span class="sourceLineNo">329</span> }<a name="line.329"></a> -<span class="sourceLineNo">330</span><a name="line.330"></a> -<span class="sourceLineNo">331</span> private void walToHFiles(List<String> dirPaths, TableName tableName) throws IOException {<a name="line.331"></a> -<span class="sourceLineNo">332</span><a name="line.332"></a> -<span class="sourceLineNo">333</span> Tool player = new WALPlayer();<a name="line.333"></a> -<span class="sourceLineNo">334</span><a name="line.334"></a> -<span class="sourceLineNo">335</span> // Player reads all files in arbitrary directory structure and creates<a name="line.335"></a> -<span class="sourceLineNo">336</span> // a Map task for each file. 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